I'm not sure who Laguna use for photos and makeup but, I'm sure you could consult with them before hand. I can't imagine them not being great as Laguna does so many weddings.
If you are looking for other options, I have used Lisa Allen in Phuket and she is great.
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I've also been at a couple functions where jessi cotterill has done the photography and have been really impressed with her work. She has a blog spot and Facebook page with photos posted.
Good luck!